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59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
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/*
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* util.h - Common utility functions
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*
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* Written 2006, 2009 by Werner Almesberger
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* Copyright 2006, 2009 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef UTIL_H
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#define UTIL_H
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#define alloc_size(s) \
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({ void *alloc_size_tmp = malloc(s); \
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if (!alloc_size_tmp) \
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abort(); \
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alloc_size_tmp; })
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#define alloc_type(t) ((t *) alloc_size(sizeof(t)))
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#define zalloc_type(t) \
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({ t *zalloc_type_tmp = alloc_type(t); \
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memset(zalloc_type_tmp, 0, sizeof(t)); \
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zalloc_type_tmp; })
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#define stralloc(s) \
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({ char *stralloc_tmp = strdup(s); \
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if (!stralloc_tmp) \
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abort(); \
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stralloc_tmp; })
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#define strnalloc(s, n) \
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({ char *strnalloc_tmp = alloc_size((n)+1); \
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if (!strnalloc_tmp) \
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abort(); \
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strncpy(strnalloc_tmp, (s), (n)); \
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strnalloc_tmp[n] = 0; \
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strnalloc_tmp; })
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char *stralloc_vprintf(const char *fmt, va_list ap);
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char *stralloc_printf(const char *fmt, ...);
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int is_id_char(char c, int first);
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int is_id(const char *s);
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const char *unique(const char *s);
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#endif /* !UTIL_H */
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